Remove the dependency of Zone on Isolate

src/ia32/regexp-macro-assembler-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/cpu-profiler.h"
 #include "src/log.h"
@@ skipping 60 matching lines @@
  *              Address start,
  *              Address end,
  *              int* capture_output_array,
  *              bool at_start,
  *              byte* stack_area_base,
  *              bool direct_call)
  */
 
 #define __ ACCESS_MASM(masm_)
 
-RegExpMacroAssemblerIA32::RegExpMacroAssemblerIA32(
-    Mode mode,
-    int registers_to_save,
-    Zone* zone)
-    : NativeRegExpMacroAssembler(zone),
-      masm_(new MacroAssembler(zone->isolate(), NULL, kRegExpCodeSize)),
+RegExpMacroAssemblerIA32::RegExpMacroAssemblerIA32(Isolate* isolate, Zone* zone,
+                                                   Mode mode,
+                                                   int registers_to_save)
+    : NativeRegExpMacroAssembler(isolate, zone),
+      masm_(new MacroAssembler(isolate, NULL, kRegExpCodeSize)),
       mode_(mode),
       num_registers_(registers_to_save),
       num_saved_registers_(registers_to_save),
       entry_label_(),
       start_label_(),
       success_label_(),
       backtrack_label_(),
       exit_label_() {
   DCHECK_EQ(0, registers_to_save % 2);
   __ jmp(&entry_label_);   // We'll write the entry code later.
@@ skipping 1204 matching lines @@
 }
 
 
 #undef __
 
 #endif  // V8_INTERPRETED_REGEXP
 
 }}  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32